Fast data eye retraining for a memory

Details Fast data eye retraining for a memory Fast data eye retraining for a memory

2009-06-30

2011-10-11

Trimmings, John (Department: 2117)

Error detection/correction and fault detection/recovery

Pulse or data error handling

Error count or rate

C714S005110, C714S025000, C714S036000, C714S042000, C714S043000, C714S047300, C714S055000, C714S056000, C714S700000, C714S702000, C714S709000, C714S712000, C714S713000, C714S718000, C714S719000, C714S731000, C714S739000, C714S744000, C714S745000, C714S798000, C702S085000, C702S094000, C702S106000, C365S200000, C365S201000

Reexamination Certificate

active

08037375

ABSTRACT:
A method, device, and system are disclosed. In one embodiment method includes determining a left edge and right edge of a valid data eye for a memory. The method continues by periodically checking the left and right edges for movement during operation of the memory. If movement is detected, the method retrains the valid data eye with an updated left edge and right edge.

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“Qimonda GDDR5—White Paper”, Aug. 2007, 10 pgs.

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